205080575

素因数分解:

$5^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{2719}}^1$

素因数の和:3167

約数の個数: 24

約数和(自身を含む): 291409920

約数和(自身を除く): 86329345

約数列:

[1, 5, 7, 25, 35, 175, 431, 2155, 2719, 3017, 10775, 13595, 15085, 19033, 67975, 75425, 95165, 475825, 1171889, 5859445, 8203223, 29297225, 41016115, 205080575]

約数ペア:

[(1, 205080575), (5, 41016115), (7, 29297225), (25, 8203223), (35, 5859445), (175, 1171889), (431, 475825), (2155, 95165), (2719, 75425), (3017, 67975), (10775, 19033), (13595, 15085)]